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Quick Start Manual Rev 1.33
003X-608-133 Page 3
3. Specifications
Performance
Resolution
Up to 30,000 divisions, minimum of 0.25µV/division
(K307 up to 60,000 divisions)
Zero Cancellation
2.0mV/V
Span Adjustment 0.1mV/V to 3.0mV/V full scale
Stability/Drift
Zero: < 0.1µV/°C (+ 8ppm of deadload max)
Span < 8 ppm/°C, Linearity < 20ppm, Noise < 0.2µVp-p
Excitation 5 volts for up to 4 x 350 or 8 x 700 ohm load cells (4-wire or
6-wire plus shield)
Maximum total load cell resistance: 1,000 ohms
A/D Type 24bit Sigma Delta with 8,388,608 internal counts
A/D Conversion
Rate
20Hz with FIR filtering > 80dB
Operating
Environment
Temperature: –10 to +50°C ambient
Humidity: 100%
Storage: –20 to +50°C ambient
IP69K
Case Materials PC+Polyester alloy, PBT, Silicon Rubber, SS304 Stand
Packing Weights Basic Indicator: 2.0kg
Digital
Display LED Backlit LCD with six 20mm high digits with units and
annunciators
Setup and
Calibration
Full digital with visual prompting in plain messages
Digital Filter Sliding window average from 0.1 to 4.0 seconds
Zero Range Adjustable from 2% to 100% of full capacity
Power Input
Standard Power
Input
12 to 24VDC, 9.6, 12 and 24V batteries (2.5 VA max) -
ON/OFF key with memory feature
Variants AC AC Power supply: 110/240VAC 50/60Hz in 24VDC 1.25A
out
Battery 12V battery pack (rechargeable NiMH)
Features
opto-LINK Data
Coupling
Infra-red Connector for optional opto-LINK PC cable (to RS-
232 or USB PC port)
Correction Ten point linearity correction (K304 Only)
Outputs RS-232 automatic transmit, network or printer outputs.
Transmission rate: 2400, 4800 or 9600 baud
Assignable
Function Key
Unit switching, counting, manual hold, peak hold, live weight,
totalising
Drive Outputs 3 isolated high side drive outputs (400mA each 12-24VDC)
Battery Backed
Clock Calendar
Battery life 10 years minimum